{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:6EM5O7DY2BZA2TDLLUGRWVST5E","short_pith_number":"pith:6EM5O7DY","canonical_record":{"source":{"id":"1610.06242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2016-10-19T22:23:27Z","cross_cats_sorted":["physics.soc-ph","stat.AP"],"title_canon_sha256":"77f8b088e6631587e1d017506041704e88eaeb55ad8fc405ef2064faeae835f5","abstract_canon_sha256":"4a645cc9eff7ce63bb8024f616f1c022d1d511a4b6876ce02d4a662afb289cb8"},"schema_version":"1.0"},"canonical_sha256":"f119d77c78d0720d4c6b5d0d1b5653e90e15b8869bb15acd7cbd563db4d088b3","source":{"kind":"arxiv","id":"1610.06242","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.06242","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"arxiv_version","alias_value":"1610.06242v1","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.06242","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"pith_short_12","alias_value":"6EM5O7DY2BZA","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6EM5O7DY2BZA2TDL","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6EM5O7DY","created_at":"2026-05-18T12:30:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:6EM5O7DY2BZA2TDLLUGRWVST5E","target":"record","payload":{"canonical_record":{"source":{"id":"1610.06242","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2016-10-19T22:23:27Z","cross_cats_sorted":["physics.soc-ph","stat.AP"],"title_canon_sha256":"77f8b088e6631587e1d017506041704e88eaeb55ad8fc405ef2064faeae835f5","abstract_canon_sha256":"4a645cc9eff7ce63bb8024f616f1c022d1d511a4b6876ce02d4a662afb289cb8"},"schema_version":"1.0"},"canonical_sha256":"f119d77c78d0720d4c6b5d0d1b5653e90e15b8869bb15acd7cbd563db4d088b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:01:43.885683Z","signature_b64":"jGuMdUFoaoJ0tjVtirbDCKUSLHw3PUjKLXRQqb1tblsJy95EdmFqF4euX80ZKoxX3o7D5I18c27pqDC2vp+7DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f119d77c78d0720d4c6b5d0d1b5653e90e15b8869bb15acd7cbd563db4d088b3","last_reissued_at":"2026-05-18T01:01:43.884985Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:01:43.884985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.06242","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:01:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ai5TMcBy7U60wxMwiewdi4mvhrsuE3ZuTNR+IzfDHVDbWDy0rEUiu7vmk2mX78AVC6tX8AI9Q0zP6oJHrUQuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:51:31.051363Z"},"content_sha256":"a6e17bc6cf52e5925d7b44db6c3f5de009d6a9471796f27948adffa7ab179ae6","schema_version":"1.0","event_id":"sha256:a6e17bc6cf52e5925d7b44db6c3f5de009d6a9471796f27948adffa7ab179ae6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:6EM5O7DY2BZA2TDLLUGRWVST5E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Finding Online Extremists in Social Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.soc-ph","stat.AP"],"primary_cat":"cs.SI","authors_text":"Christopher Marks, Jytte Klausen, Tauhid Zaman","submitted_at":"2016-10-19T22:23:27Z","abstract_excerpt":"Online extremists in social networks pose a new form of threat to the general public. These extremists range from cyberbullies who harass innocent users to terrorist organizations such as the Islamic State of Iraq and Syria (ISIS) that use social networks to recruit and incite violence. Currently social networks suspend the accounts of such extremists in response to user complaints. The challenge is that these extremist users simply create new accounts and continue their activities. In this work we present a new set of operational capabilities to deal with the threat posed by online extremists"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.06242","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:01:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mRJ7Vb+lBsNvGA/IYyxQfyFBPw8pZ2fDIRi1HnHkf2cTuA4qmOm5RKKZDEG0eUVKEP+C0t1Y2EyxTYOPBURrCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T16:51:31.051954Z"},"content_sha256":"2ddcf2ae80de50a48df553a1ae906d8319fee102700ac5a8290932845b309ee8","schema_version":"1.0","event_id":"sha256:2ddcf2ae80de50a48df553a1ae906d8319fee102700ac5a8290932845b309ee8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/bundle.json","state_url":"https://pith.science/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T16:51:31Z","links":{"resolver":"https://pith.science/pith/6EM5O7DY2BZA2TDLLUGRWVST5E","bundle":"https://pith.science/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/bundle.json","state":"https://pith.science/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6EM5O7DY2BZA2TDLLUGRWVST5E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:6EM5O7DY2BZA2TDLLUGRWVST5E","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4a645cc9eff7ce63bb8024f616f1c022d1d511a4b6876ce02d4a662afb289cb8","cross_cats_sorted":["physics.soc-ph","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2016-10-19T22:23:27Z","title_canon_sha256":"77f8b088e6631587e1d017506041704e88eaeb55ad8fc405ef2064faeae835f5"},"schema_version":"1.0","source":{"id":"1610.06242","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.06242","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"arxiv_version","alias_value":"1610.06242v1","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.06242","created_at":"2026-05-18T01:01:43Z"},{"alias_kind":"pith_short_12","alias_value":"6EM5O7DY2BZA","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_16","alias_value":"6EM5O7DY2BZA2TDL","created_at":"2026-05-18T12:30:01Z"},{"alias_kind":"pith_short_8","alias_value":"6EM5O7DY","created_at":"2026-05-18T12:30:01Z"}],"graph_snapshots":[{"event_id":"sha256:2ddcf2ae80de50a48df553a1ae906d8319fee102700ac5a8290932845b309ee8","target":"graph","created_at":"2026-05-18T01:01:43Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Online extremists in social networks pose a new form of threat to the general public. These extremists range from cyberbullies who harass innocent users to terrorist organizations such as the Islamic State of Iraq and Syria (ISIS) that use social networks to recruit and incite violence. Currently social networks suspend the accounts of such extremists in response to user complaints. The challenge is that these extremist users simply create new accounts and continue their activities. In this work we present a new set of operational capabilities to deal with the threat posed by online extremists","authors_text":"Christopher Marks, Jytte Klausen, Tauhid Zaman","cross_cats":["physics.soc-ph","stat.AP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2016-10-19T22:23:27Z","title":"Finding Online Extremists in Social Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.06242","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:a6e17bc6cf52e5925d7b44db6c3f5de009d6a9471796f27948adffa7ab179ae6","target":"record","created_at":"2026-05-18T01:01:43Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4a645cc9eff7ce63bb8024f616f1c022d1d511a4b6876ce02d4a662afb289cb8","cross_cats_sorted":["physics.soc-ph","stat.AP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2016-10-19T22:23:27Z","title_canon_sha256":"77f8b088e6631587e1d017506041704e88eaeb55ad8fc405ef2064faeae835f5"},"schema_version":"1.0","source":{"id":"1610.06242","kind":"arxiv","version":1}},"canonical_sha256":"f119d77c78d0720d4c6b5d0d1b5653e90e15b8869bb15acd7cbd563db4d088b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f119d77c78d0720d4c6b5d0d1b5653e90e15b8869bb15acd7cbd563db4d088b3","first_computed_at":"2026-05-18T01:01:43.884985Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:01:43.884985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jGuMdUFoaoJ0tjVtirbDCKUSLHw3PUjKLXRQqb1tblsJy95EdmFqF4euX80ZKoxX3o7D5I18c27pqDC2vp+7DA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:01:43.885683Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.06242","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6e17bc6cf52e5925d7b44db6c3f5de009d6a9471796f27948adffa7ab179ae6","sha256:2ddcf2ae80de50a48df553a1ae906d8319fee102700ac5a8290932845b309ee8"],"state_sha256":"e28fe752b925fbce79eb75d1812a113154c18507e7afbb74346fdc6b07641b92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l7RTi5c2SjQ9DiyR+s+wKCq7nOvl3hvAzAmaxZ9yH1+tsgVP+njDQyqUHjjV0ScE2DJQNkU1Mxqihuhux5VvDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T16:51:31.055196Z","bundle_sha256":"ace775355ee392c81778afba65aeca1e4ec1786ba2615978295df5a324e9bbe4"}}